News from the goldsmiths or A tryal of gold and silver [electronic resource] : advertising all buyers and wearers of goldsmiths wares, of the great adulterations of gold and silver (with other defrauds) which are practiced by some dishonest goldsmiths. Discovering the greatness of the cheat, and easiness of the remedy; with advice how to buy gold and silver wares, that you may not be cheated: fitted for the use of the country as well as the city. Published for the publick good, and not for private lucre; to provoke the goldsmiths, to reform the adulterating smiths, and not to dispariage the goldsmith's trade. By W.T. goldsmith. With allowance.